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Finding the Third Proportional to 79,551 and 171,550

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Solution

The third proportional to 79,551 and 171,550 is: 369,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,551 : 171,550 = 171,550 : x
  2. Step 2: Convert to fraction form
    79,551/171,550 = 171,550/x
  3. Step 3: Cross multiply
    79,551x = 171,550 × 171,550
  4. Step 4: Simplify right side
    79,551x = 29,429,402,500
  5. Step 5: Solve for x
    x = 29,429,402,500/79,551
  6. Step 6: Final answer
    x = 369,943.84

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.